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Finding the Fourth Proportional to 367,285.32, 551,223.24 and 189,844.32

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Solution

The fourth proportional to 367,285.32, 551,223.24 and 189,844.32 is: 284,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,285.32 : 551,223.24 = 189,844.32 : x
  2. Step 2: Convert to fraction form
    367,285.32/551,223.24 = 189,844.32/x
  3. Step 3: Cross multiply
    367,285.32x = 551,223.24 × 189,844.32
  4. Step 4: Simplify right side
    367,285.32x = 104,646,601,166.00
  5. Step 5: Solve for x
    x = 104,646,601,166.00/367,285.32
  6. Step 6: Final answer
    x = 284,919.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.